Changelog updated

documentation/changelog.html

@@ -50,6 +50,9 @@
    <li>Increased control by platform administrator on the visibility of the folders in the documents tool (Feature #2164,#2484)</li>
    <li>Added admin feature to hide tools from all courses - BT#1942</li>
    <li>New voice generator tool. Mp3 audio files generation from a text. Mp3 audio files generation from a text. Teachers, students (into his/her user folder) and groups can create and save mp3 audio files from a text through external service support speech synthesis of Google (build and save), Pediaphon (build and save) and vozMe (build and download)(Feature #2497)</li>
+   <li>jqgrid library added (Feature #340)</li>
+   <li>Careers and promotions funcionality added Feature #2706</li>
+   <li>Session start date can be left in blank as well as the end date see BT#1911 </li>
 </ul>
 <h3>Debugging</h3>
 <ul>